Home / 11,153,465.60-16,730,198.40-6,663,430.40

Finding the Fourth Proportional to 11,153,465.60, 16,730,198.40 and 6,663,430.40

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Solution

The fourth proportional to 11,153,465.60, 16,730,198.40 and 6,663,430.40 is: 9,995,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153,465.60 : 16,730,198.40 = 6,663,430.40 : x
  2. Step 2: Convert to fraction form
    11,153,465.60/16,730,198.40 = 6,663,430.40/x
  3. Step 3: Cross multiply
    11,153,465.60x = 16,730,198.40 × 6,663,430.40
  4. Step 4: Simplify right side
    11,153,465.60x = 111,480,512,616,591.38
  5. Step 5: Solve for x
    x = 111,480,512,616,591.38/11,153,465.60
  6. Step 6: Final answer
    x = 9,995,145.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.